Mercier, Quebec

Mercier
Rue de l’Eglise in Mercier
Location within Roussillon RCM
Mercier
Location in southern Quebec
Coordinates: 45°19′N 73°45′W / 45.32°N 73.75°W / 45.32; -73.75
Country Canada
Province Quebec
RegionMontérégie
RCMRoussillon
ConstitutedJuly 1, 1855
Government
 • MayorLise Michaud
 • Federal ridingChâteauguay—Les Jardins-de-Napierville
 • Prov. ridingChâteauguay
Area
 • Total
46.60 km2 (17.99 sq mi)
 • Land45.96 km2 (17.75 sq mi)
Population
 (2021)
 • Total
14,626
 • Density318.2/km2 (824/sq mi)
 • Pop 2016-2021
11.5%
 • Dwellings
5,472
Time zoneUTC−5 (EST)
 • Summer (DST)UTC−4 (EDT)
Postal code(s)
Area codes450 and 579
Highways R-138
Websitewww.ville.mercier.qc.ca

Mercier (French pronunciation: [mɛʁsje] ) is a suburban town in southwestern Quebec, Canada, in the Roussillon Regional County Municipality. It is located on the Châteauguay River, southwest of Montreal. The population as of the Canada 2021 Census was 14,626.